Flow Switches of 2025

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Last Updated - June 8, 2025

Best Choice

1

Dwyer
W.E. Anderson® Vane Flow Switch, FS-2, 1" MNPT, Low Cost, Field Adjustable Set Point & Paddle
Main highlights

Wetted Materials: Bellow: Tin-bronze; Vane: Stainless steel; Body: Forged brass
Temperature Limits: 230°F (110°C)
Switch Type: SPDT snap switch
Pressure Limits: 145 psig (10 bar)
Enclosure Rating: NEMA 4 (IP64)
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9.6

Exceptional

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How do we rank?

Using our advanced technology, we scan thousands of products and stores, analyzing reviews, ratings, and trends to find what matters most to users like you.

Our team then reviews the data and real user feedback, combining AI and human insights to bring you real-time, top-rated recommendations to guide your decisions with clarity and confidence.
Value for Money

2

General Pump
General Pump 100975 Flow Switch, 12.0 GPM, 5000 psi
Main highlights

Resistance with Leads: 30 OHM
Mechanical Service Life: 10,000,000 Cycles
Max Switching Current: 5 AMPS
Max Switch Voltage: 250 VAC
Electrical Service Life: 200,000 Cycles
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9.4

Excellent

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3

XMK
XMK Flow Switch Replacement for Q-12DS-C2, Flow Switch for Sundance Spas, Jacuzzi Hot Tub and Sweetwater Spas, Replace Part# 2560-040

9.1 Easy installation

9.1 worth the money
Main highlights

Notice: Flow switch cable with curled finger connectors, do not use on models such as 800,850, 800 series that use a square finger connection.
Function: Spa flow switch helps clear error messages FL1 and FL2, you can soaking in the hot tub again!
For Sweetwater and Jacuzzi Hot Tub Models: All 2003-2004 Sweetwater Models, such as Palermo Bahia, Cayman / 2015+ J-500 Series / 09/2015+ J-400 Series / 2016+ J-300 Convertible Models / 02/2020+ J-300 Models / 10/2020+ J-200/J-100 Models / 2002-2003 J-320, J-330, and J-340 Models / 2004+ J-335,J-345 / 2007+ J-355,J-365, J-375 Models / 2007+ J-230, J-270, and J-280 Models with the Circulation Pump Option / 2002-2015 J-300 LED Series (With Curled Finger Connectors) / 2011+ JLX, JLXL models
For Sundance Spas Models: 09/2020+ 680 Series / 03/2020+ 780 Series, 04/2017+ 780 Dover / 10/2016+ 980 Series: Kingston, Claremont / 2016+ 880 Series: Maxxus, Aspen, Optima, Cameo, Altamar, Marin, Capri / 2013-03/2017 780 Montclair / 2011+ Select Series: Constance, Victoria / 2008-03/2017 780 Series: Camden, Certa, Chelsee, Hamilton, Hamilton (circ pump) / Hartford (circ pump), Burlington (circ pump) / 2007-2012 680 Hartford, Hawthorne Models equipped with a Circ Pump / 2007 Hamilton, Chelsee...
Flow Switch Tee: Flow switch with clear housing tee allows for easy viewing of debris in flow switch and if it working properly. 3/4 inch barb and 3/8 inch barb off the side.
Compatibility: Replace part number 2560-040, Q12DS-C2. The flow switch compatible with Sweetwater, Jacuzzi, Sundance spas hot tub. Please check the compatible model in the Product Description.
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9.3

Excellent

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4

Cooouds
GLX-FLO-RP Flow Switch Assembly Compatible with Goldline Aquarite Salt Systems, Pool Flow Sensor for Aqua Rite Swimming Pool Salt Cell and Chlorine Generator, 15 Feet Cable Pool Flow Switch

9.9 Easy installation

9.1 worth the money

8.0 Long life
Main highlights

Widely applicable: The flow switch GLX-FLO-RP suitable for Goldline Aquarite salt cell and chlorine generator systems. Our GLX-FLO-RP can be compatibled with all goldline series & Aquarite series. Like :Aqua Rite, Aqua Rite Pro, Pro Logic, Aqua Logic, Aqua Plus, Aqua Rite XL, Mineral Springs Mineral Springs MS10/MS11,H40, SwimPurePlus, SplashCLEAR, SmartPure, Splash SP-40, OmniLogic, Omni Hub, OnCommand...List some but not all
Replacement Parts : GLX-FLO-RP flow switch can compatible with all Goldline & Aqua Rite salt systems, GLX-FLO-RP flow switch replacement can be used with Goldline Aquarite salt chlorination turbo cell. The part GLX-FLO-RP assembly replaces GLXFLORP, GLX-FLO-HP, OPT-F/S. Although the model name is different. They are universal
Product Information: The GLX-FLO-RP flow switch uses standard 1/2'' threads and our part GLXFLORP flow sensor assembly with 15-Foot Cable. One end is a standard Phone Jack connection and can easily plug in the control panel of your pool salt chlorinator system, meanwhile the water flow sensor GLX-FLO-RP has a circle gasket and a round of tape. Both of them can ensure better sealing
Not only"GLX-FLO-RP": We believe that our GLX-FLO-RP swimming pool flow switch can help you better enjoy the swimming pool in summer. At the same time, We offer 2 year Warranty of our pool flow switch
Automatic Protection: The pool water flow switch can monitor the water flow in real time.If no water flow is detected, it will automatically shut down the salt system to prevent the salt cell from being damaged.Flow sensor GLX-FLO-RP can fix "NO FLOW" situation and it's easy to install. Just insert the two ends of the flow switch with cable into the correspondingly correct positions. Unplug existing (old) flow sensor, wrap enough tape and screw the switch into Run pump, don't overtighten it
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9.2

Excellent

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5

luxvoko
Flow Switch Replacement Part for IC40, IC20, IC60, IC15 Salt Generator Cell36

9.3 Easy installation

9.1 worth the money

8.0 materials Quality

Why we love it

Compatible with multiple salt system models.

Easy and quick installation process.

Cost-effective solution for flow and temperature issues.
Main highlights

Feature Compatibility
Compatibility Flow Switch works with Salt Models Number 520736, IC-20, IC-40, IC-60, and IC-15 Systems, ensuring broad compatibility and easy integration.

Ideal Use Case
Perfect for resolving water flow and temperature issues in salt cell systems, making it an essential maintenance tool for pool owners.

Praised Feature
Easy installation process highlighted by customers, with many noting significant cost savings compared to professional services.
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9.0

Excellent

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6

KILILOGE
100975 Flow Switch for Pressure Washer, Flow Switch Fit for General Pump, 12.0 GPM, 5000 PSI, Mounts in Any Position
Main highlights

Versatile Application: Operates in any mounting position without restriction and handles pressures up to 5,000 PSI, making it suitable for a wide range of industrial applications.
Optimized Design: Features a stainless steel shuttle for improved reliability and corrosion resistance, operating stably within a broad temperature range (40 - 180 ºF), and constructed from brass, stainless steel, plastic, and nickel-plated neodymium for long-term stability and easy maintenance.
High Flow Range: Requires a minimum flow of only 1.25 GPM and supports a maximum operating flow of 12.0 GPM, ensuring efficient fluid handling with minimal pressure drop.
Easy Installation and Maintenance: Includes 48-inch long 18AWG electrical leads. Comes with detailed installation instructions, straightforward installation.
Durable Construction: Utilizes micro-switch technology for enhanced durability, with an electrical service life of up to 200,000 cycles and mechanical service life of 10,000,000 cycles, suitable for long-term and high-frequency use.
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8.9

Very Good

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7

KILILOGE
100975 Flow Switch for Pressure Washer, Flow Switch Fit for General Pump, 12.0 GPM, 5000 PSI, Mounts in Any Position
Main highlights

Versatile Application: Operates in any mounting position without restriction and handles pressures up to 5,000 PSI, making it suitable for a wide range of industrial applications.
Optimized Design: Features a stainless steel shuttle for improved reliability and corrosion resistance, operating stably within a broad temperature range (40 - 180 ºF), and constructed from brass, stainless steel, plastic, and nickel-plated neodymium for long-term stability and easy maintenance.
High Flow Range: Requires a minimum flow of only 1.25 GPM and supports a maximum operating flow of 12.0 GPM, ensuring efficient fluid handling with minimal pressure drop.
Easy Installation and Maintenance: Includes 48-inch long 18AWG electrical leads. Comes with detailed installation instructions, straightforward installation.
Durable Construction: Utilizes micro-switch technology for enhanced durability, with an electrical service life of up to 200,000 cycles and mechanical service life of 10,000,000 cycles, suitable for long-term and high-frequency use.
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8.8

Very Good

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8

YWBL-WH
HFS-25 1"/DN25 SPDT Contacts Water Switch, Liquid Water Paddle Control Switch 6-380V

9.7 materials Quality

9.3 Durability

8.0 Easy installation

Why we love it

Automatically controls fluid flow for safety and efficiency.

Durable stainless steel construction ensures long-lasting use.

Versatile for various fluid types and applications.
Main highlights

Automatic Circuit Control
When the flow exceeds the set value, the fluid drives the blade and the microswitch, connecting and disconnecting circuits automatically.

Ideal for Water Treatment Systems
Suitable for water treatment, central air conditioning, water cooling units, fire protection systems, and other fluid dynamic measurement applications.

Sturdy Stainless Steel Build
Customers praised its sturdy construction and high-quality stainless steel material, ensuring long service life and reliability.
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8.6

Very Good

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9

RJSPHH
GNR00003 Salt Cell Systems Flow Switch with Round Connector Compatible with Saltron Reliant Saltwater Chlorine Generator

10% Off
Main highlights

Replace Number: GNR00003
Plumbing Connection Size: 3/4″
One Year Warranty for it. If you have any problem ,please contact us and we will respond you on 24 hours
Flow switch with Round Connector
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8.5

Good

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10

BNRSZ
BNRSZ 2025 Upgraded GLX-FLO-RP Pool Flow Switch Compatible with Goldline and Aquarite Salt Systems, Salt Cell Pool Flow Sensor, Metal Sensing Construction, 15 ft. Cable,

9.7 Easy installation

8.4 worth the money

8.0 Long life
Main highlights

【Replacement Model】This flow sensor is interchangeable with the following models: GLX-FLO-HP, Q-12DS-C2, OPT-F/S, GLXFLOP. although the model names are different. They are universal.
【Product Information】GLX-FLO-RP flow switch compatible with all goldline aquarite Salt Cell and Chlorine Generator. Flow Switch Assembly, sensing piece is made of steel for longer service life. The description of the Swimming Pool Salt Systems brand is used only to illustrate the range of compatibility of the GLX-FLO-RP flow switch.The GLX-FLO-RP flow switch is manufactured by BNRSZ as a Salt Systems repair replacement component. It is not supplied by the Salt Systems brand in the description
【Live Customer Support】We offer more than just a flow switch. There is also after-sales service. If you encounter problems after purchase, please contact us in time. We will provide the solution for you. Also provide one year warranty service.
【Easy to Install】GLX-FLO-RP Flow Switch uses a standard 1/2'' thread. After wrapping with waterproof tape, screw into the tee pipe. Then insert the standard telephone link plug into the control box to complete the installation
【Compatible Range】GLX-FLO-RP flow sensor for salt cell Compatible with Salt Chlorine Generator System.The following salt chlorine generators are compatible: Aquarite, Aqua Rite, Aqua Rite Pro, Aqua Logic, Aqua Plus, Aqua Rite XL, Mineral Springs MS10/MS11, SwimPurePlus, SplashCLEAR, H40, SmartPure, Pro Logic, Splash SP-40,OmniLogic, Omni Hub, OnCommand etc
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8.2

Good

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Flow Switches of 2025

1

W.E. Anderson® Vane Flow Switch, FS-2, 1" MNPT, Low Cost, Field Adjustable Set Point & Paddle

How do we rank?

2

General Pump 100975 Flow Switch, 12.0 GPM, 5000 psi

3

XMK Flow Switch Replacement for Q-12DS-C2, Flow Switch for Sundance Spas, Jacuzzi Hot Tub and Sweetwater Spas, Replace Part# 2560-040

4

GLX-FLO-RP Flow Switch Assembly Compatible with Goldline Aquarite Salt Systems, Pool Flow Sensor for Aqua Rite Swimming Pool Salt Cell and Chlorine Generator, 15 Feet Cable Pool Flow Switch

5

Flow Switch Replacement Part for IC40, IC20, IC60, IC15 Salt Generator Cell36

Why we love it

6

100975 Flow Switch for Pressure Washer, Flow Switch Fit for General Pump, 12.0 GPM, 5000 PSI, Mounts in Any Position

7

100975 Flow Switch for Pressure Washer, Flow Switch Fit for General Pump, 12.0 GPM, 5000 PSI, Mounts in Any Position

8

HFS-25 1"/DN25 SPDT Contacts Water Switch, Liquid Water Paddle Control Switch 6-380V

Why we love it

9

GNR00003 Salt Cell Systems Flow Switch with Round Connector Compatible with Saltron Reliant Saltwater Chlorine Generator

10

BNRSZ 2025 Upgraded GLX-FLO-RP Pool Flow Switch Compatible with Goldline and Aquarite Salt Systems, Salt Cell Pool Flow Sensor, Metal Sensing Construction, 15 ft. Cable,

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